<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>
</html><!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>登录页面</title>
</head>

<body>
<h1>用户登录</h1>
用户名：<input name="username" type="text" id="username"><br>
密码：<input name="password" type="password" id="password"><br>
<input type="button" value="登录" onclick="login()">

<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.4/jquery.min.js"></script>
<script>
  function login() {
      $.ajax({
          type: "post",
          url: "/user/login",
          data: {
              "username": $("#username").val(),
              "password": $("#password").val()
          },
          success: function (result) {
              if (result) {
                  location.href = "/index.html"
              } else {
                  alert("账号或密码有误.");
              }
          }
      });

  }

</script>
</body>

</html>